<!DOCTYPE html>
<html>

<head>
  <meta charset="UTF-8" />
  <meta http-equiv="X-UA-Compatible" content="IE=edge" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <link rel="icon" href="img/icon.ico" />
  <link rel="stylesheet" href="css/main.css" type="text/css" />
  <title>kiroku</title>
</head>

<body>
  <div id="left" class="left">
    <div class="left-top">
      <button class="left-top-btn" onclick="to_note()">笔记</button>
      <button class="left-top-btn btn-margin" onclick="to_tools()">工具</button>
    </div>
  </div>

  <div class="vertical-bar"></div>

  <script src="js/main.js"></script>
  <script src="js/common.js"></script>
</body>

</html>